libgui: Add support to update buffer geometry.

Add native window properties NATIVE_WINDOW_UPDATE_BUFFERS_GEOMETRY
to the perform function of SurfaceTextureClient and SurfaceTexture
to update the width, height and format of the buffer dynamically
from the client before queue buffer call.

Change-Id: Ie2dde2f1c96496c9834494f3bda93aa7f1b4f8b6